CN210676506U - Oil cap lateral pumping tooth resetting device of fuel injection system - Google Patents
Oil cap lateral pumping tooth resetting device of fuel injection system Download PDFInfo
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- CN210676506U CN210676506U CN201921238292.7U CN201921238292U CN210676506U CN 210676506 U CN210676506 U CN 210676506U CN 201921238292 U CN201921238292 U CN 201921238292U CN 210676506 U CN210676506 U CN 210676506U
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Abstract
The utility model discloses a tooth resetting means is taken out to fuel injection system oil cap side direction relates to the technology product mould technical field that resets, aims at solving because the spring resets and has the problem of inefficacy risk among the prior art, arouses work piece processing failure on the one hand, has increased manufacturing cost, and on the other hand has the potential safety hazard, influences personal safety. The technical scheme is characterized in that a guide plate is obliquely arranged at the bottom of an upper die holder, one end of the guide plate, which is close to a lower die holder, is inclined towards the direction far away from a hole flanging female die, a sliding block is arranged at one end of a hole flanging male die, which is far away from the hole flanging female die, a guide groove is formed in the sliding block, and the guide plate is positioned in the guide groove and is in sliding fit with the guide groove; the pressing plate is provided with a wedge sliding block which is used for bearing the hole flanging male die and has an inclined plane attached to the surface of the guide plate, the wedge sliding block is provided with a sliding groove extending along the direction perpendicular to the guide plate, and the sliding groove is in sliding fit with the sliding block. The utility model discloses the stability of resetting is improved to reached to improve the effect of production security.
Description
Technical Field
The utility model belongs to the technical field of the technology product mould that resets and specifically relates to a tooth resetting means is taken out to fuel injection system oil cap side direction.
Background
The fuel injection system is a fuel supply device which directly injects a certain amount of fuel into a cylinder or an intake passage by using an injector under a certain pressure.
The chinese patent with the existing publication number of grant CN201192712Y discloses a side hole-turning mold, which includes: an upper die and a lower die;
the lower die comprises: the punching die comprises a lower die holder, a hole flanging male die, a sliding block, a return spring, a wedge sliding block, a reset spring, a material supporting block and a male die fixing plate, wherein the hole flanging male die is arranged on the lower die holder and used for punching, the sliding block is connected with the hole flanging male die and drives the hole flanging male die to reciprocate along the length direction of a workpiece, the return spring is used for driving the sliding block to reset in the material returning process, the wedge sliding block is in sliding fit with the upper die holder and reciprocates along the length direction of the workpiece, the reset spring is used for driving the wedge sliding block to reset in the material returning process, the material supporting block is used for positioning the;
the upper die comprises: the stamping die comprises an upper die holder, a material pressing block, a first driving block, a second driving block and a first material returning screw, wherein the material pressing block is flexibly connected with the upper die holder through a spring and used for applying stamping force to a workpiece;
wherein, should go up the mould and still include: and the hole flanging female die is movably connected with the material pressing block and is matched with the hole flanging male die for lateral hole flanging of a molded part.
When a workpiece returns, the upper die moves upwards, the wedge slide block moves downwards under the guidance of the second driving block in the direction away from the workpiece, the hole flanging female die withdraws from the workpiece and then moves upwards together with the upper die along with the material pressing block until the die is opened, and moving parts on the lower die reset under the action of the elastic element return spring and the reset spring. However, the spring is adopted for resetting, due to the limitation of the quality and the service life of the spring, once the spring fails, the die is damaged, the resetting is not timely, on one hand, the processing failure of a workpiece is caused, the production cost is increased, on the other hand, potential safety hazards exist, the personal safety is influenced, and the problem is solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tooth resetting means is taken out to fuel injection system oil cap side direction, it has the improvement stability that resets to improve the effect of production security.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a lateral tooth-drawing resetting device for an oil cover of a fuel injection system comprises an upper die holder and a lower die holder, wherein the bottom of the upper die holder is connected with a pressing plate which moves up and down relative to the upper die holder, the bottom of the pressing plate is provided with a hole flanging male die for punching, and the top of the lower die holder is provided with a hole flanging female die which is matched with the hole flanging male die and is used for lateral hole flanging of a workpiece;
the bottom of the upper die base is obliquely provided with a guide plate, one end of the guide plate, which is close to the lower die base, is inclined towards the direction far away from the hole flanging female die, one end of the hole flanging male die, which is far away from the hole flanging female die, is provided with a slide block, a guide groove is formed in the slide block, and the guide plate is positioned in the guide groove and is in sliding fit with the guide groove;
the pressing plate is provided with a wedge sliding block which is used for bearing the hole flanging male die and has an inclined plane attached to the surface of the guide plate, the wedge sliding block is provided with a sliding groove extending along the direction perpendicular to the guide plate, and the sliding groove is in sliding fit with the sliding block.
Through adopting above-mentioned technical scheme, the upper die base is down, and the clamp plate offsets with the die holder, and when the upper die base continued down, the upper die base moved down for the clamp plate, and the deflector moves down thereupon to the hole flanging terrace die on the drive clamp plate slides along spout below down to one side along the slope under the sliding fit of deflector and guide way, is close to the hole flanging die gradually, finally accomplishes the side direction hole flanging of finished piece with the hole flanging die cooperation. After hole flanging is completed, the upper die base goes upward, the pressing plate is still contacted with the lower die base, the upper die base moves upwards relative to the pressing plate, and the guide plate moves upwards along with the upper die base, so that the hole flanging male die on the driving pressing plate slides towards the oblique lower side along the sliding groove under the sliding fit of the guide plate and the guide groove, and is gradually far away from the hole flanging female die. When the moving distance of the upper die holder relative to the pressing plate reaches the maximum value, the upper die holder and the pressing plate move upwards together, the pressing plate is separated from the lower die holder, and then the workpiece can be taken down. The hole flanging male die is driven to punch and reset by utilizing the relative linear motion of the upper die base and the pressing piece, so that the use of a spring is avoided, the production accuracy is improved, the production cost is reduced, the safety and reliability are improved, the safety of the production process is improved, and the occurrence probability of accidents is reduced.
The utility model discloses further set up to: be provided with the guide block on the diapire of upper die base, the guide block is relative setting and is being provided with the spigot surface that is on a parallel with the incline direction of deflector on the relative lateral wall that sets up with the deflector, the lateral wall that the hole flanging terrace die was kept away from to the slider pastes and sliding fit with the spigot surface.
Through adopting above-mentioned technical scheme, deflector and guide block are mutually supported, play the guide effect to the removal of slider jointly, make the slider slide along the extending direction of spout strictly to the stability that the slider removed has been improved.
The utility model discloses further set up to: the bottom of the upper die base is provided with a positioning column which penetrates through the pressing plate and is in sliding fit with the pressing plate, and the lower die base is correspondingly provided with a positioning groove matched with the positioning column.
By adopting the technical scheme, the positioning and guiding effects on the relative movement of the upper die base and the lower die base are achieved, so that the hole flanging male die and the hole flanging female die can be accurately butted together, and the hole flanging accuracy is improved.
The utility model discloses further set up to: the top wall of the pressing plate is provided with a positioning pin, and the upper die base is correspondingly provided with a pin hole for inserting the positioning pin.
Through adopting above-mentioned technical scheme, played the guide effect to the relative movement between clamp plate and the upper die base, made the clamp plate remove along the direction of perpendicular to upper die base to improve the mobility stability of punching in-process guide block and guide plate relative to the slider, and then improve the mobility stability of slider.
The utility model discloses further set up to: the top of locating pin is provided with the stopper, stopper and pinhole lateral wall laminating and sliding fit, the upper die base bottom is provided with the backing plate, be provided with the hole of stepping down that supplies the locating pin to pass on the backing plate, the aperture in the hole of stepping down is less than the footpath length of stopper.
Through adopting above-mentioned technical scheme, played limiting displacement to the relative movement of clamp plate and upper die base, effectively avoided both to break away from each other to facilitate the use.
The utility model discloses further set up to: and a plurality of reset springs are arranged between the upper die base and the pressing plate and are distributed in a rectangular array.
By adopting the technical scheme, the upper die base moves downwards until the pressing plate abuts against the lower die base, then the upper die base continues to move downwards, the return spring is compressed, and the workpiece is tightly pressed on the lower die base by using elasticity; when the upper die base moves upwards to the reset spring for resetting, the workpiece is still pressed on the lower die base, and the pressure is gradually reduced, so that the situation that the workpiece bounces due to the fact that the pressing plate is away from the workpiece instantly is effectively avoided.
The utility model discloses further set up to: and the pressing plate and the lower die holder are respectively provided with a material pressing block and a material supporting block which is matched with the material pressing block and used for pressing a workpiece.
Through adopting above-mentioned technical scheme, pressing the material piece and holding in the palm the material piece and mutually supporting and compress tightly the finished piece, effectively avoiding the finished piece to remove at the in-process that punches to the accuracy of punching the position has been improved.
The utility model discloses further set up to: and a first material returning spring flexibly connected with the wedge slider is sleeved on the hole flanging male die, and a second material returning spring flexibly connected with the lower die holder is sleeved on the hole flanging female die.
Through adopting above-mentioned technical scheme, after punching, the punch holder upwards moves, and first material returned spring and second material returned spring can make hole flanging terrace die and hole flanging die break away from the finished piece respectively to reset smoothly.
To sum up, the utility model discloses a beneficial technological effect does:
1. through the arrangement of the pressing plate, the hole flanging female die, the hole flanging male die, the guide plate, the slide block, the guide groove, the wedge slide block and the slide groove, the effects of improving the resetting stability and the production safety are achieved;
2. the guide block and the guide surface are arranged, so that the effect of improving the moving stability of the sliding block is achieved;
3. through the arrangement of the first material returning spring and the second material returning spring, the effect of smooth resetting is achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of the closed mold state according to the embodiment of the present invention;
fig. 2 is a schematic view of the overall structure of the mold opening state in the embodiment of the present invention.
In the figure, 1, an upper die base; 11. a guide plate; 12. a guide block; 13. a guide surface; 14. a positioning column; 15. a pin hole; 16. a base plate; 17. a hole of abdication; 18. a return spring; 19. pressing blocks; 2. pressing a plate; 21. a hole flanging male die; 22. a slider; 23. a guide groove; 24. a slide wedge block; 25. a chute; 26. a first material returning spring; 27. positioning pins; 28. a limiting block; 3. a lower die holder; 31. a hole flanging female die; 32. positioning a groove; 33. a material supporting block; 34. a second material returning spring; 4. a support column; 41. a base.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a tooth resetting means is taken out to fuel injection system oil cap side direction, including upper die base 1 and the die holder 3 that is relative setting from top to bottom. A base 41 is arranged under the lower die holder 3, and a plurality of support columns are distributed between the base 41 and the lower die holder 3 in a rectangular array manner and are fixedly connected with each other. The bottom of the upper die holder 1 is connected with a press plate 2, and the press plate 2 can move up and down relative to the upper die holder 1. The bottom of the pressure plate 2 is provided with a hole flanging male die 21 for punching, and the top of the lower die holder 3 is provided with a hole flanging female die 31 which is matched with the hole flanging male die 21 and is used for lateral hole flanging of a workpiece. The included angle between the axial direction of the hole flanging male die 21 and the normal line of the upper die base 1 is an acute angle, and the included angle between the axial direction of the hole flanging female die 31 and the normal line of the lower die base 3 is also an acute angle, and the two included angles are the same. In the closed state, the hole flanging female die 31 is coaxial with the hole flanging male die 21.
Referring to fig. 1 and 2, a guide plate 11 is obliquely arranged at the bottom of the upper die holder 1, one end of the guide plate 11 close to the lower die holder 3 is inclined towards the direction far away from the hole flanging female die 31, and the normal direction of the guide plate 11 is parallel to the axial direction of the hole flanging male die 21. One end of the hole flanging male die 21, which is far away from the hole flanging female die 31, is provided with a sliding block 22, the sliding block 22 is provided with a guide groove 23, the extending direction of the guide groove 23 is the same as the inclined direction of the guide plate 11, and the guide plate 11 is positioned in the guide groove 23 and is in sliding fit with the guide groove 23. A guide block 12 is fixed on the bottom wall of the upper die holder 1, a guide surface 13 is arranged on one side of the guide block 12 close to the guide plate 11, and the guide surface 13 and the guide plate 11 are oppositely arranged and are parallel to the guide plate 11. The side wall of the slide 22 remote from the flanging die 21 engages the guide surface 13 and slides along the guide surface 13.
Referring to fig. 1 and 2, a wedge slider 24 is fixed on the bottom wall of the press plate 2, and the hole flanging punch 21 is carried on the wedge slider 24. One side of the wedge slide block 24, which is far away from the hole flanging female die 31, is an inclined plane, and the inclined plane is parallel to the guide plate 11. When the upper die holder 1 moves downwards until the hole flanging male die 21 and the hole flanging female die 31 are coaxial, the inclined surface is attached to the guide surface 13. The wedge slide 24 is provided with a slide slot 25, the slide slot 25 extends along a direction perpendicular to the guide plate 11, and the slide slot 25 is in sliding fit with the slide block 22. A first material returning spring 26 flexibly connected with the wedge slider 24 is sleeved on the hole flanging male die 21, and a second material returning spring 34 flexibly connected with the lower die holder 3 is sleeved on the hole flanging female die 31. The first material returning spring 26 and the second material returning spring 34 can respectively make the hole flanging male die 21 and the hole flanging female die 31 separate from the workpiece, so that the resetting is smooth. When the upper die holder 1 moves downwards, the pressing plate 2 abuts against the lower die holder 3, and the upper die holder 1 continues to move downwards, the upper die holder 1 moves downwards relative to the pressing plate 2, and the guide plate 11 moves downwards along with the pressing plate, so that the hole flanging male die 21 on the pressing plate 2 is driven to slide downwards along the inclined sliding groove 25 under the sliding fit of the guide plate 11 and the guide groove 23, and gradually approaches the hole flanging female die 31, and finally is matched with the hole flanging female die 31 to complete the lateral hole flanging of a workpiece. After hole flanging is completed, the upper die base 1 moves upwards, the pressing plate 2 is still in contact with the lower die base 3, the upper die base 1 moves upwards relative to the pressing plate 2, and the guide plate 11 moves upwards along with the upward movement, so that the hole flanging male die 21 on the pressing plate 2 is driven to slide towards the oblique lower side along the sliding groove 25 under the sliding fit of the guide plate 11 and the guide groove 23, and is gradually far away from the hole flanging female die 31. When the moving distance of the upper die holder 1 relative to the pressing plate 2 reaches the maximum value, the upper die holder 1 and the pressing plate 2 move upwards together, the pressing plate 2 is separated from the lower die holder 3, and then a workpiece can be taken down.
Referring to fig. 1 and 2, the four corners of the bottom wall of the upper die holder 1 are provided with positioning columns 14, the positioning columns 14 are arranged along the vertical direction, penetrate through the pressing plate 2 and are in sliding fit with the pressing plate 2, and the top wall of the lower die holder 3 is correspondingly provided with positioning grooves 32 matched with the positioning columns 14. The positioning column 14 is in sliding fit with the positioning groove 32, so that the relative movement of the upper die base 1 and the lower die base 3 is positioned, and the deviation is prevented. The top wall of the pressure plate 2 is provided with a positioning pin 27, the positioning pin 27 is arranged along the vertical direction, and the upper die holder 1 is correspondingly provided with a pin hole 15 for inserting the positioning pin 27. In the present embodiment, the positioning pins 27 are provided in four and located at four corners of the platen 2, respectively. The top of locating pin 27 is provided with stopper 28 that is the cylinder type and coaxial with locating pin 27, and stopper 28 and pinhole 15 lateral wall laminating setting to stopper 28 can be followed the axial of pinhole 15 and slided. Be provided with the backing plate 16 on the diapire of upper die base 1, backing plate 16 is located between upper die base 1 and clamp plate 2, is provided with the hole of stepping down 17 that supplies locating pin 27 to pass on the backing plate 16, and the aperture of the hole of stepping down 17 is less than the footpath length of stopper 28, and stopper 28 is unable through the hole of stepping down 17 promptly to prevent that locating pin 27 from breaking away from upper die base 1. A plurality of return springs 18 are arranged between the upper die holder 1 and the press plate 2, and the return springs 18 are distributed in a rectangular array.
Referring to fig. 1 and 2, a pressing block 19 is fixed on the bottom wall of the pressing plate 2, a supporting block 33 is fixed on the top wall of the lower die holder 3, and the pressing block 19 cooperates with the supporting block 33 to press the workpiece. In this embodiment, different pressing blocks 19 and material supporting blocks 33 are arranged for different workpieces, so that the pressing blocks 19 and the material supporting blocks 33 are both attached to the surfaces of the workpieces, thereby achieving good effects of pressing the workpieces and protecting the workpieces.
The implementation principle of the embodiment is as follows: when the upper die holder 1 moves downwards, the pressing plate 2 abuts against the lower die holder 3, and the upper die holder 1 continues to move downwards, the upper die holder 1 moves downwards relative to the pressing plate 2, and the guide plate 11 moves downwards along with the pressing plate, so that the hole flanging male die 21 on the pressing plate 2 is driven to slide downwards along the inclined sliding groove 25 under the sliding fit of the guide plate 11 and the guide groove 23, and gradually approaches the hole flanging female die 31, and finally is matched with the hole flanging female die 31 to complete the lateral hole flanging of a workpiece. After hole flanging is completed, the upper die base 1 moves upwards, the pressing plate 2 is still in contact with the lower die base 3, the upper die base 1 moves upwards relative to the pressing plate 2, and the guide plate 11 moves upwards along with the upward movement, so that the hole flanging male die 21 on the pressing plate 2 is driven to slide towards the oblique lower side along the sliding groove 25 under the sliding fit of the guide plate 11 and the guide groove 23, and is gradually far away from the hole flanging female die 31. When the moving distance of the upper die holder 1 relative to the pressing plate 2 reaches the maximum value, the upper die holder 1 and the pressing plate 2 move upwards together, the pressing plate 2 is separated from the lower die holder 3, and then a workpiece can be taken down. The hole flanging male die 21 is driven to punch and reset by utilizing the relative linear motion of the upper die base 1 and the pressing piece, so that the use of a spring is avoided, the production accuracy is improved, the production cost is reduced, the safety and reliability are improved, the safety of the production process is improved, and the occurrence probability of accidents is reduced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a tooth resetting means is taken out to fuel injection system oil cap side direction, includes upper die base (1) and die holder (3), its characterized in that: the bottom of the upper die holder (1) is connected with a press plate (2) which moves up and down relative to the upper die holder (1), the bottom of the press plate (2) is provided with a hole flanging male die (21) for punching, and the top of the lower die holder (3) is provided with a hole flanging female die (31) which is matched with the hole flanging male die (21) and is used for lateral hole flanging of a workpiece;
a guide plate (11) is obliquely arranged at the bottom of the upper die holder (1), one end, close to the lower die holder (3), of the guide plate (11) inclines towards the direction far away from the hole flanging female die (31), a sliding block (22) is arranged at one end, far away from the hole flanging female die (31), of the hole flanging male die (21), a guide groove (23) is formed in the sliding block (22), and the guide plate (11) is located in the guide groove (23) and is in sliding fit with the guide groove (23);
the punching die is characterized in that a wedge sliding block (24) which is used for bearing the hole flanging male die (21) and is provided with an inclined plane attached to the surface of the guide plate (11) is arranged on the pressing plate (2), a sliding groove (25) extending in the direction perpendicular to the guide plate (11) is formed in the wedge sliding block (24), and the sliding groove (25) is in sliding fit with the sliding block (22).
2. The fuel injection system oil cap lateral pumping tooth resetting device of claim 1, characterized in that: be provided with guide block (12) on the diapire of upper die base (1), guide block (12) and deflector (11) are relative setting and are and be the relative guiding surface (13) that is provided with the incline direction that is on a parallel with deflector (11) on the lateral wall that sets up, lateral wall and the guiding surface (13) laminating and sliding fit that hole flanging terrace die (21) are kept away from in slider (22).
3. The fuel injection system oil cap lateral pumping tooth resetting device of claim 2, characterized in that: the bottom of the upper die base (1) is provided with a positioning column (14) which penetrates through the pressing plate (2) and is in sliding fit with the pressing plate (2), and the lower die base (3) is correspondingly provided with a positioning groove (32) which is matched with the positioning column (14).
4. The fuel injection system oil cap lateral pumping tooth resetting device of claim 3, characterized in that: the top wall of the pressing plate (2) is provided with a positioning pin (27), and the upper die base (1) is correspondingly provided with a pin hole (15) for inserting the positioning pin (27).
5. The fuel injection system oil cap lateral pumping tooth resetting device of claim 4, characterized in that: the top of locating pin (27) is provided with stopper (28), stopper (28) and pinhole (15) lateral wall laminating and sliding fit, upper die base (1) bottom is provided with backing plate (16), be provided with on backing plate (16) and supply yielding hole (17) that locating pin (27) passed, the aperture of yielding hole (17) is less than the path length of stopper (28).
6. The fuel injection system oil cap lateral pumping tooth resetting device of claim 5, characterized in that: and a plurality of reset springs (18) are arranged between the upper die holder (1) and the pressing plate (2), and the reset springs (18) are distributed in a rectangular array.
7. The fuel injection system oil cap lateral pumping tooth resetting device of claim 1, characterized in that: the pressing plate (2) and the lower die holder (3) are respectively provided with a material pressing block (19) and a material supporting block (33) which is matched with the material pressing block (19) and used for pressing a workpiece.
8. The fuel injection system oil cap lateral pumping tooth resetting device of claim 1, characterized in that: a first material returning spring (26) flexibly connected with the wedge sliding block (24) is sleeved on the hole flanging male die (21), and a second material returning spring (34) flexibly connected with the lower die holder (3) is sleeved on the hole flanging female die (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921238292.7U CN210676506U (en) | 2019-08-01 | 2019-08-01 | Oil cap lateral pumping tooth resetting device of fuel injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921238292.7U CN210676506U (en) | 2019-08-01 | 2019-08-01 | Oil cap lateral pumping tooth resetting device of fuel injection system |
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| Publication Number | Publication Date |
|---|---|
| CN210676506U true CN210676506U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921238292.7U Active CN210676506U (en) | 2019-08-01 | 2019-08-01 | Oil cap lateral pumping tooth resetting device of fuel injection system |
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| Country | Link |
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| CN (1) | CN210676506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453501A (en) * | 2022-01-14 | 2022-05-10 | 北京瑞汀斯达机械配件有限公司 | Sleeve press-fitting mechanism |
-
2019
- 2019-08-01 CN CN201921238292.7U patent/CN210676506U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453501A (en) * | 2022-01-14 | 2022-05-10 | 北京瑞汀斯达机械配件有限公司 | Sleeve press-fitting mechanism |
| CN114453501B (en) * | 2022-01-14 | 2024-04-16 | 北京瑞汀斯达紧固系统有限公司 | Sleeve press-fitting mechanism |
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